SPECIFICATIONS:
1. Chipset / Bluetooth:RLT8763E
2. Features: 1.28 inch, IP68 waterproof, 128M Momory
3. Battery Capacity: 260mAh
4. Working Time: 5 Days
5. Standby Time: 15 Days

COLOR/ SIZE/ WEIGHT/ MATERIALS:
1. Colors: Blue, Black, Pink
2. Dimension: 45.7 * 12mm
3. Weight: 55g
4. Materials: Zinc alloy+ABS+PC
5. Bracelet: 22cm